George Knox Roth (1907-1999) worked as a scientific research assistant to John Meier, a special assistant to Howard Hughes at Hughes-Nevada Operations. Together Roth and Meier organized and coordinated a study on the impact of nuclear testing and opposition to it in Nevada for Hughes. Roth was also involved with Meier when he engaged in the large-scale purchase of mining interests in Nevada on behalf of Hughes. As a part of his personal interest and professional duties, George Knox Roth collected newspaper clippings, technical reports, and other materials related to nuclear power and the environmental impact of nuclear testing in Nevada.